Although this under-documentation trend is notable, the z-score of -1.93 and a p-value of 0.053 indicate that the difference was marginally non-significant at the 0.05 threshold.
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Impact of Real-Time Comorbidity Capture on Clinical Escalation and Harm Prevention in Hospitalized Patients: A Benchmarking and Statistical Gap Analysis.
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The sentences
This substantial gap produced a z-score of -9.31 and a highly significant p-value (< 0.001), suggesting that liver failure may be severely under-recognized or under-coded in the EMR data.